Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS43 KLOT 042134
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT TUE AUG 4 2015


...................................

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR AUGUST 4 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         82    218 PM 100    1947  83     -1       87
  MINIMUM         61    523 AM  53    1992  64     -3       67
                                      1894
                                      1880
  AVERAGE         72                        74     -2       77

PRECIPITATION (IN)
  TODAY            0.00          3.47 1989   0.16  -0.16     2.76
  MONTH TO DATE    0.53                      0.65  -0.12     2.91
  SINCE JUN 1     10.50                      7.80   2.70    12.86
  SINCE JAN 1     21.99                     20.88   1.11    27.69

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     52                        52      0       17
  SINCE JUL 1     13                         4      9        5

 COOLING
  TODAY            7                         9     -2       12
  MONTH TO DATE   42                        36      6       39
  SINCE JUN 1    406                       484    -78      416
  SINCE JAN 1    459                       538    -79      477
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     8.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           500 AM
 LOWEST     36           100 PM
 AVERAGE    60

..........................................................


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       102      1918
 MINIMUM TEMPERATURE (F)   64        51      1994


SUNRISE AND SUNSET
AUGUST  4 2015........SUNRISE   548 AM CDT   SUNSET   807 PM CDT
AUGUST  5 2015........SUNRISE   549 AM CDT   SUNSET   806 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.